Rumble is the first-ever featherweight personal massager. Rumble is simple: mid-range power, easily held by most anyone, with controls in a logical place and a contact surface that can be removed and cleaned hygienically. Unlike most other personal massagers, Rumble is accessible to a diverse range of body types as well as abilities. Rumble features a removable head made of Tantus' own unique formula of 100% Ultra-Premium Silicone which makes completely cleaning the contact surface a breeze. Cordless & USB Rechargeable. Comfortable Ergonomic Grip.Easy To Reach Speed Controls.Head Width: 2.4"Head Height: 1.5" Full Length: 8.5"Weight: 6.6oz